Home / 33,071.72-45,639.49-17,964.68

Finding the Fourth Proportional to 33,071.72, 45,639.49 and 17,964.68

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Solution

The fourth proportional to 33,071.72, 45,639.49 and 17,964.68 is: 24,791.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,071.72 : 45,639.49 = 17,964.68 : x
  2. Step 2: Convert to fraction form
    33,071.72/45,639.49 = 17,964.68/x
  3. Step 3: Cross multiply
    33,071.72x = 45,639.49 × 17,964.68
  4. Step 4: Simplify right side
    33,071.72x = 819,898,833.21
  5. Step 5: Solve for x
    x = 819,898,833.21/33,071.72
  6. Step 6: Final answer
    x = 24,791.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.